linux-ext4 - Re: [PATCH] Revert "fs/mbcache.c: make count

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Message-ID: <20180107213609.GD17380@thunk.org>
Date:   Sun, 7 Jan 2018 16:36:09 -0500
From:   Theodore Ts'o <tytso@....edu>
To:     Eric Biggers <ebiggers3@...il.com>
Cc:     linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Eric Biggers <ebiggers@...gle.com>, Jan Kara <jack@...e.cz>,
        Jiang Biao <jiang.biao2@....com.cn>
Subject: Re: [PATCH] Revert "fs/mbcache.c: make count_objects() more robust"

On Sat, Jan 06, 2018 at 10:06:54AM -0800, Eric Biggers wrote:
> From: Eric Biggers <ebiggers@...gle.com>
> 
> This reverts commit d5dabd633922ac5ee5bcc67748f7defb8b211469.
> 
> This patch did absolutely nothing, because ->c_entry_count is unsigned.
> 
> In addition if there is a bug in how mbcache maintains its entry count,
> it needs to be fixed, not just hacked around.  (There is no obvious bug,
> though.)

Thanks, applied.

					- Ted